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प्रश्न
Provide a suitable term that expresses the meaning of the following statement
Worms converting certain kinds of waste into manure.
उत्तर
Worms converting certain types of waste into manure is known as vermicomposting.
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संबंधित प्रश्न
Why should paper be saved? Prepare a list of ways by which you can save paper.
What is papier-mache? How does it help us?
Explain one way of recycling of waste paper.
Collect pieces of different kinds of paper. Find out which of these can be recycled.
With the help of a lens look at the pieces of paper you collected. Do you see any difference in the material of recycled paper and a new sheet of paper?
Why should we save paper?
Paheli was writing a letter to her friend. She crumpled and threw the first draft of her letter on the floor as it had become untidy. Similarly she crumpled and threw 6 more papers on the ground. In the end, she picked them up and put them in a polythene bag and threw it on the road outside her house. Do you think Paheli’s action were responsible? What would you have done if you were in her place?
The pie charts A and B shown in Fig. are based on the waste segregation method adopted by two families X and Y respectively.
Metal
Kitchen Waste
Polythene Bags
News Paper
Kitchen Waste and Polythene Bags
Which of the two families X or Y do you think is more environmentally conscious and why?
Answer the following question in one or two words or sentences:
Why should we prefer to use paper bags rather than polythene bags?
